<template>
    <div class="login_container">
        <div class="login_box">
            <!-- 头像区域 -->
            <div class="avatar_box">
                <img src="../assets/logo.png" alt="">
            </div>

            <!-- 表单区域 -->
            <el-form ref="loginFormRef" :model='loginForm' :rules="loginFormRules" label-width="0px" class="login_form">

                 <!-- 用户名区域 -->              
             <el-form-item prop="admin_username">
                <el-input v-model="loginForm.admin_username"
                prefix-icon="el-icon-user-solid"
                ></el-input>
             </el-form-item>

                <!-- 密码区域 -->
             <el-form-item prop="admin_password">
                <el-input
                type="password" v-model="loginForm.admin_password"
                prefix-icon="el-icon-lock"
                ></el-input>
             </el-form-item>

                <!-- buttom 按钮区域 -->
             <el-form-item class="btns">
                <el-button type="primary" @click="login">登录</el-button>
                <el-button type="info" @click="loginReset">重置</el-button>
             </el-form-item>
            </el-form>
        </div>
    </div>
</template>

<script>
export default {
    data(){
        return{
            loginForm:{
                admin_username:"",
                admin_password:""
            },
            //表单的验证规则对象
            loginFormRules:{
           //验证用户名是否合法
           admin_username:[
            { required:true,message:'请输入用户名称', trigger:'blur'},
               {min: 3,max: 10,message:'长度在 3 到 10 个字符', trigger:'blur'}
          ],
          //验证密码是否合法
           admin_password:[
            {required:true,message:'请输入登录密码',trigger:'blur'},
            {min:6,max:15,message:'长度在 6 到 15 个字符', trigger:'blur'}
        ]
    }
        }
    },
    methods: {
        //点击重置按钮，重置表单
        loginReset(){
            // console.log(this);
            this.$refs.loginFormRef.resetFields();
        },
        login(){
            this.$refs.loginFormRef.validate(valid => {
            console.log(valid)
            if(!valid) return;

            //请求数据
            this.$axios.post("index/login",this.loginForm).then(res =>{
                console.log(res);
                if(res.data.code ==1){
                    this.$message.success("登录成功")

                    //使用sessionStorage在本地存储登录成功后的token
                        window.sessionStorage.setItem("token",res.config.data)

                    //完成跳转

                    this.$router.push("/home")
                    
                }else{
                    this.$message.error(res.data.message)
                }
            })
        })
      }
    }   
 }
    
    
</script>

<style lang="less" scoped>
    .login_container{
        height: 100%;
        background-color: #2b4b6b;

    }
    .login_box{
        width: 450px;
        height: 300px;
        background-color: #fff;
        border-radius: 3px;

        position: absolute;
        top: 50%;
        left: 50%;
        transform: translate(-50%,-50%);
    }
    .avatar_box{
        width: 130px;
        height: 130px;
        background-color: #fff;
        border: 1px solid#ddd;
        border-radius: 50%;
        padding: 10px;
        position: absolute;
        left: 50%;
        transform: translate(-50%,-50%);
        box-shadow: 0 0 10px #ddd;
        img{
            width: 100%;
            height: 100%;
            border-radius: 50%;
            background-color: #eee;
        }
    }
    .login_form{
        position: absolute;
        bottom: 0;
        width: 100%;
        padding: 0 20px;
        box-sizing: border-box;
    }
    .btns{
        display: flex;
        justify-content: center;
    }
    
</style>